D93 Sendai Astronomical Observatory

Where is this observatory?

Graphs

Yearly Breakdown of MPEC Types

Term definition:
Editorial - Editorial MPECs associated with this station.
Discovery - MPECs associated with discovery made by this station.
OrbitUpdate - MPECs associated with orbit updates involving observations made by this station. Typically, these are recoveries of single-opposition objects.
DOU - Daily Orbit Update MPECs involving observations made by this station.
ListUpdate - MPECs associated with list updates involving observations made by this station. This category has largely been retired since 2012.
Retraction - Retracted MPECs involving observations made by this station.
Followup - MPECs associated with follow-up observations made by this station to an object discovered elsewhere.
FirstFollowup - MPECs associated with follow-up observations made by this station to an object discovered elsewhere, with this station being the first station to follow-up.
Other - MPECs that do not fit into categories listed above and involve observations made by this station.

Yearly Breakdown of Discovery Object Types

Yearly Breakdown of Orbit Update Object Types

Breakdown by Observers

Breakdown by Measurers

Breakdown by Facilities

Breakdown by Objects

Annual Breakdown

Weekly Breakdown

Hourly Breakdown

Tables

Yearly Breakdown of MPEC Types

Year Total MPECs Editorial Discovery Orbit Update DOU List Update Retraction Other Follow-Up First Follow-Up
2025 0 0 0 0 0 0 0 0 0 0
2024 0 0 0 0 0 0 0 0 0 0
2023 0 0 0 0 0 0 0 0 0 0
2022 0 0 0 0 0 0 0 0 0 0
2021 0 0 0 0 0 0 0 0 0 0
2020 0 0 0 0 0 0 0 0 0 0
2019 0 0 0 0 0 0 0 0 0 0
2018 0 0 0 0 0 0 0 0 0 0
2017 0 0 0 0 0 0 0 0 0 0
2016 0 0 0 0 0 0 0 0 0 0
2015 0 0 0 0 0 0 0 0 0 0
2014 0 0 0 0 0 0 0 0 0 0
2013 3 0 0 3 0 0 0 0 0 0
2012 9 0 0 9 0 0 0 0 0 0
2011 0 0 0 0 0 0 0 0 0 0
2010 55 0 0 55 0 0 0 0 0 0
2009 12 0 0 12 0 0 0 0 0 0
2008 0 0 0 0 0 0 0 0 0 0
2007 0 0 0 0 0 0 0 0 0 0
2006 0 0 0 0 0 0 0 0 0 0
2005 0 0 0 0 0 0 0 0 0 0
2004 0 0 0 0 0 0 0 0 0 0
2003 0 0 0 0 0 0 0 0 0 0
2002 0 0 0 0 0 0 0 0 0 0
2001 0 0 0 0 0 0 0 0 0 0
2000 0 0 0 0 0 0 0 0 0 0
1999 0 0 0 0 0 0 0 0 0 0
1998 0 0 0 0 0 0 0 0 0 0
1997 0 0 0 0 0 0 0 0 0 0
1996 0 0 0 0 0 0 0 0 0 0
1995 0 0 0 0 0 0 0 0 0 0
1994 0 0 0 0 0 0 0 0 0 0
1993 0 0 0 0 0 0 0 0 0 0

List of Individual MPECs

Index Name Date/Time Discoverer First-responding Confirmer Object Type Search Archival Image
1 MPEC 2009-E65 OBSERVATIONS OF COMETS 2009-03-14 14:36:00 Comet CATCH
2 MPEC 2009-G10 OBSERVATIONS OF COMETS 2009-04-04 14:10:00 Comet CATCH
3 MPEC 2009-G12 COMET C/2009 E1 (ITAGAKI) 2009-04-04 14:45:00 Comet CATCH
4 MPEC 2009-G15 COMET C/2009 F4 (McNAUGHT) 2009-04-04 14:56:00 Comet CATCH
5 MPEC 2009-G38 OBSERVATIONS OF COMETS 2009-04-11 15:36:00 Comet CATCH
6 MPEC 2009-J21 OBSERVATIONS OF COMETS 2009-05-04 15:40:00 Comet CATCH
7 MPEC 2009-J47 COMET C/2009 F6 (YI-SWAN) 2009-05-11 20:18:00 Comet CATCH
8 MPEC 2009-J49 OBSERVATIONS OF COMETS 2009-05-11 20:35:00 Comet CATCH
9 MPEC 2009-K18 OBSERVATIONS OF COMETS 2009-05-18 19:42:00 Comet CATCH
10 MPEC 2009-K35 OBSERVATIONS OF COMETS 2009-05-23 15:48:00 Comet CATCH
11 MPEC 2009-M51 COMET P/2009 L2 (YANG-GAO) 2009-06-29 15:10:00 Comet CATCH
12 MPEC 2009-M52 OBSERVATIONS OF COMETS 2009-06-29 15:27:00 Comet CATCH
13 MPEC 2010-A73 OBSERVATIONS OF COMETS 2010-01-14 00:20:00 Comet CATCH
14 MPEC 2010-A77 COMET P/2010 A1 (HILL) 2010-01-15 02:55:00 Comet CATCH
15 MPEC 2010-A85 COMET P/2010 A3 (HILL) 2010-01-15 23:21:00 Comet CATCH
16 MPEC 2010-B25 OBSERVATIONS OF COMETS 2010-01-20 19:23:00 Comet CATCH
17 MPEC 2010-C27 COMET C/2009 Y1 (CATALINA) 2010-02-09 21:35:00 Comet CATCH
18 MPEC 2010-C32 COMET P/2010 A5 (LINEAR) 2010-02-09 21:56:00 Comet CATCH
19 MPEC 2010-C33 COMET C/2010 B1 (CARDINAL) 2010-02-09 22:00:00 Comet CATCH
20 MPEC 2010-C34 OBSERVATIONS OF COMETS 2010-02-09 22:17:00 Comet CATCH
21 MPEC 2010-D12 COMET P/2010 A5 (LINEAR) 2010-02-16 19:21:00 Comet CATCH
22 MPEC 2010-D13 COMET C/2010 B1 (CARDINAL) 2010-02-16 19:26:00 Comet CATCH
23 MPEC 2010-D15 OBSERVATIONS OF COMETS 2010-02-16 20:15:00 Comet CATCH
24 MPEC 2010-D67 COMET C/2010 B1 (CARDINAL) 2010-02-22 17:06:00 Comet CATCH
25 MPEC 2010-D69 OBSERVATIONS OF COMETS 2010-02-22 17:28:00 Comet CATCH
26 MPEC 2010-E19 COMET C/2010 B1 (CARDINAL) 2010-03-06 16:01:00 Comet CATCH
27 MPEC 2010-E21 OBSERVATIONS OF COMETS 2010-03-06 16:30:00 Comet CATCH
28 MPEC 2010-E55 COMET C/2010 B1 (CARDINAL) 2010-03-12 15:51:00 Comet CATCH
29 MPEC 2010-E57 OBSERVATIONS OF COMETS 2010-03-12 16:43:00 Comet CATCH
30 MPEC 2010-F18 COMET P/2010 A5 (LINEAR) 2010-03-17 20:10:00 Comet CATCH
31 MPEC 2010-F29 COMET C/2010 E1 (GARRADD) 2010-03-18 17:51:00 Comet CATCH
32 MPEC 2010-F31 OBSERVATIONS OF COMETS 2010-03-18 18:23:00 Comet CATCH
33 MPEC 2010-F73 COMET C/2010 F1 (BOATTINI) 2010-03-23 16:01:00 Comet CATCH
34 MPEC 2010-F74 OBSERVATIONS OF COMETS 2010-03-23 16:12:00 Comet CATCH
35 MPEC 2010-F87 OBSERVATIONS OF COMETS 2010-03-27 15:40:00 Comet CATCH
36 MPEC 2010-G70 OBSERVATIONS OF COMETS 2010-04-09 18:29:00 Comet CATCH
37 MPEC 2010-G103 COMET C/2010 G1 (BOATTINI) 2010-04-13 18:07:00 Comet CATCH
38 MPEC 2010-H26 COMET P/2010 H2 (VALES) 2010-04-19 17:39:00 Comet CATCH
39 MPEC 2010-H57 COMET P/2010 H2 (VALES) 2010-04-24 17:19:00 Comet CATCH
40 MPEC 2010-H59 OBSERVATIONS OF COMETS 2010-04-24 17:56:00 Comet CATCH
41 MPEC 2010-H81 COMET P/2010 H2 (VALES) 2010-04-30 22:35:00 Comet CATCH
42 MPEC 2010-J08 COMET P/2010 H2 (VALES) 2010-05-03 18:06:00 Comet CATCH
43 MPEC 2010-J09 OBSERVATIONS OF COMETS 2010-05-03 18:34:00 Comet CATCH
44 MPEC 2010-J39 COMET P/2010 H2 (VALES) 2010-05-08 14:50:00 Comet CATCH
45 MPEC 2010-J40 OBSERVATIONS OF COMETS 2010-05-08 15:01:00 Comet CATCH
46 MPEC 2010-K17 COMET C/2010 G2 (HILL) 2010-05-19 18:00:00 Comet CATCH
47 MPEC 2010-K19 COMET C/2010 J1 (BOATTINI) 2010-05-19 18:15:00 Comet CATCH
48 MPEC 2010-K20 COMET P/2010 J3 = 2010 CG6 (McMILLAN) 2010-05-19 18:49:00 Comet CATCH
49 MPEC 2010-K23 OBSERVATIONS OF COMETS 2010-05-19 19:28:00 Comet CATCH
50 MPEC 2010-K48 COMET C/2010 G2 (HILL) 2010-05-24 15:41:00 Comet CATCH
51 MPEC 2010-K51 COMET C/2010 J1 (BOATTINI) 2010-05-24 15:59:00 Comet CATCH
52 MPEC 2010-K54 OBSERVATIONS OF COMETS 2010-05-24 17:21:00 Comet CATCH
53 MPEC 2010-L04 COMET C/2010 J1 (BOATTINI) 2010-06-01 17:03:00 Comet CATCH
54 MPEC 2010-L07 OBSERVATIONS OF COMETS 2010-06-01 21:13:00 Comet CATCH
55 MPEC 2010-L32 COMET C/2010 G2 (HILL) 2010-06-07 21:06:00 Comet CATCH
56 MPEC 2010-L34 COMET C/2010 J1 (BOATTINI) 2010-06-07 21:17:00 Comet CATCH
57 MPEC 2010-L36 OBSERVATIONS OF COMETS 2010-06-07 21:48:00 Comet CATCH
58 MPEC 2010-Q09 OBSERVATIONS OF COMETS 2010-08-18 01:00:00 Comet CATCH
59 MPEC 2010-Q20 OBSERVATIONS OF COMETS 2010-08-21 15:17:00 Comet CATCH
60 MPEC 2010-R111 OBSERVATIONS OF COMETS 2010-09-14 15:49:00 Comet CATCH
61 MPEC 2010-V63 COMET C/2010 V1 (IKEYA-MURAKAMI) 2010-11-06 16:36:00 Comet CATCH
62 MPEC 2010-V106 OBSERVATIONS OF COMETS 2010-11-10 22:05:00 Comet CATCH
63 MPEC 2010-V110 COMET C/2010 V1 (IKEYA-MURAKAMI) 2010-11-10 23:04:00 Comet CATCH
64 MPEC 2010-W22 COMET 103P/HARTLEY 2010-11-24 17:03:00 Comet CATCH
65 MPEC 2010-W29 COMET P/2010 V1 (IKEYA-MURAKAMI) 2010-11-25 15:02:00 Comet CATCH
66 MPEC 2010-X76 OBSERVATIONS AND ORBITS OF COMETS 2010-12-08 18:01:00 Comet CATCH
67 MPEC 2010-Y12 OBSERVATIONS AND ORBITS OF COMETS 2010-12-18 16:49:00 Comet CATCH
68 MPEC 2012-B23 OBSERVATIONS AND ORBITS OF COMETS 2012-01-20 17:34:00 Comet CATCH
69 MPEC 2012-B78 OBSERVATIONS AND ORBITS OF COMETS 2012-01-28 03:04:00 Comet CATCH
70 MPEC 2012-C24 OBSERVATIONS AND ORBITS OF COMETS 2012-02-04 19:21:00 Comet CATCH
71 MPEC 2012-C52 COMET C/2012 C2 (BRUENJES) 2012-02-15 04:04:00 Comet CATCH
72 MPEC 2012-D09 OBSERVATIONS AND ORBITS OF COMETS 2012-02-17 18:06:00 Comet CATCH
73 MPEC 2012-D59 OBSERVATIONS AND ORBITS OF COMETS 2012-02-24 21:03:00 Comet CATCH
74 MPEC 2012-V101 OBSERVATIONS AND ORBITS OF COMETS 2012-11-15 22:38:00 Comet CATCH
75 MPEC 2012-W54 OBSERVATIONS AND ORBITS OF COMETS 2012-11-27 21:00:00 Comet CATCH
76 MPEC 2012-Y30 OBSERVATIONS AND ORBITS OF COMETS 2012-12-26 05:43:00 Comet CATCH
77 MPEC 2013-A29 OBSERVATIONS AND ORBITS OF COMETS 2013-01-06 21:45:00 Comet CATCH
78 MPEC 2013-A85 OBSERVATIONS AND ORBITS OF COMETS 2013-01-14 00:29:00 Comet CATCH
79 MPEC 2013-B90 OBSERVATIONS AND ORBITS OF COMETS 2013-01-26 17:09:00 Comet CATCH

Objects Observed by This Station (83 total)

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
0029P 33220 0 2010-01-10 2010-12-17 16.4 604
CK05L030 18952 0 2009-03-26 2010-12-16 19.9 206
0065P 16983 0 2009-03-20 2010-08-09 18.4 333
0081P 15164 0 2010-03-08 2010-08-10 21.1 223
CK08F75K 14949 0 2009-03-26 2010-11-30 16.7 151
0074P 11907 0 2009-05-18 2010-06-03 21.3 243
CK06O02F 11904 0 2008-12-03 2010-03-19 15.1 128
0088P 6612 0 2009-03-20 2009-06-26 19.4 174
0116P 6086 0 2009-03-20 2009-05-18 22.1 179
0077P 5280 0 2009-03-20 2009-05-18 21.0 132
CK06W030 4992 0 2008-12-12 2009-06-26 13.2 156
0010P 4444 0 2010-08-12 2010-12-08 N/A 202
CK09P010 3596 0 2010-11-30 2013-01-11 13.8 116
0094P 3240 0 2010-01-10 2010-06-02 21.7 108
0103P 3192 0 2010-08-12 2010-12-16 21.6 133
CK09K050 3096 0 2010-05-16 2010-12-17 12.8 72
CK10S010 2888 0 2010-12-01 2013-01-09 N/A 152
CK10B010 2624 0 2010-02-07 2010-12-17 N/A 64
CK06S030 2616 0 2010-08-09 2010-09-09 22.8 218
CK12A020 2464 0 2012-01-18 2013-01-04 19.2 77
CK07N030 2352 0 2009-03-20 2010-01-10 20.9 98
CK12S010 2250 0 2012-11-14 2013-01-11 11.0 50
CK07Q03a 2074 0 2010-03-26 2010-08-17 15.6 34
0240P 1944 0 2010-11-07 2010-12-17 15.2 81
0144P 1848 0 2009-03-20 2009-05-13 18.8 88
CK08S030 1716 0 2010-09-09 2010-12-08 20.7 132
0118P 1661 0 2010-03-08 2010-04-07 15.7 151
CK11UU5F 1612 0 2012-11-14 2013-01-11 16.8 52
0078P 1610 0 2012-02-15 2012-02-17 17.6 161
CK10G020 1410 0 2010-05-16 2012-02-17 20.2 94
0030P 1340 0 2010-01-10 2010-03-19 19.5 134
CK08T020 1305 0 2009-03-20 2009-04-28 14.9 45
CK07Q030 1232 0 2010-02-15 2010-03-19 N/A 112
CK08Q030 1080 0 2009-06-25 2010-03-19 N/A 54
PK10H020 1080 0 2010-04-18 2010-06-03 15.8 20
CK08Q010 1075 0 2009-03-26 2010-03-13 19.2 43
PK10A050 1054 0 2010-02-07 2010-06-03 21.7 31
CK09Y010 1001 0 2010-02-07 2010-12-05 17.8 77
CK12J010 960 0 2012-11-14 2013-01-04 N/A 64
0123P 837 0 2010-12-15 2010-12-17 19.8 93
0217P 800 0 2009-05-20 2010-03-13 15.2 80
0241P 779 0 2010-11-07 2010-12-17 19.7 41
PK09Q040 731 0 2010-01-10 2010-03-14 14.9 43
0043P 710 0 2010-12-01 2010-12-16 17.2 142
CK09F040 695 0 2009-03-30 2009-03-30 19.8 139
0168P 660 0 2012-11-14 2013-01-04 12.1 44
0260P 645 0 2012-11-14 2013-01-04 13.9 43
CK08A010 621 0 2009-04-05 2009-06-26 19.3 69
PK12B010 531 0 2013-01-06 2013-01-10 15.8 59
CK09R010 528 0 2010-05-16 2010-06-05 8.6 24
CK12L010 528 0 2012-11-14 2013-01-04 17.2 33
0203P 511 0 2010-02-16 2010-03-19 21.7 73
0049P 453 0 2012-02-14 2012-02-14 15.7 151
CK12F060 420 0 2012-12-20 2012-12-24 18.7 60
CK06Q010 411 0 2009-04-05 2009-04-05 N/A 137
CK09E010 400 0 2009-03-17 2009-03-20 17.3 25
PK10J030 396 0 2010-05-16 2010-06-06 16.4 18
0019P 381 0 2009-03-20 2009-03-20 21.7 127
CK11J020 336 0 2013-01-06 2013-01-06 22.2 112
CK10J010 324 0 2010-05-12 2010-06-06 20.2 12
CK08N010 320 0 2010-02-15 2010-02-16 N/A 80
CK09F060 299 0 2009-04-07 2009-04-09 N/A 23
0031P 231 0 2010-02-16 2010-02-16 N/A 77
0236P 228 0 2010-12-01 2010-12-08 18.8 38
PK09L020 224 0 2009-06-24 2009-06-26 18.0 16
CK12C020 216 0 2012-02-12 2012-02-17 N/A 8
PK10A030 208 0 2010-01-10 2010-04-07 18.4 26
0157P 192 0 2010-03-11 2010-03-11 17.3 96
0164P 186 0 2012-02-17 2012-02-17 17.1 62
0262P 156 0 2012-11-22 2013-01-04 16.5 26
0210P 129 0 2009-03-20 2009-03-20 18.5 43
0223P 129 0 2010-09-09 2010-09-09 18.9 43
0064P 124 0 2010-01-10 2010-02-16 N/A 31
CK12L020 120 0 2013-01-04 2013-01-04 14.8 40
CK12K050 117 0 2012-11-20 2012-11-20 12.5 39
CK09P020 37 0 2010-08-09 2010-08-09 18.7 37
CK10F010 33 0 2010-03-19 2010-03-19 20.0 11
PK10C010 33 0 2010-02-16 2010-02-16 21.4 11
PK10V010 30 0 2010-11-18 2010-11-18 19.6 10
CK10G010 28 0 2010-04-07 2010-04-07 19.4 7
CK10V010 27 0 2010-11-05 2010-11-07 13.5 3
PK10A010 22 0 2010-01-10 2010-01-10 19.5 11
CK10E010 18 0 2010-03-13 2010-03-13 18.0 9

List of Observers

Observer Group Total MPECs
M.Koishikawa 70
M.Koshikawa 9
Individual Observer Total MPECs
M.Koishikawa 70
M.Koshikawa 9

List of Measurers

Measurer Group Total MPECs
Unknown 79
Individual Measurer Total MPECs
Unknown 79

List of Facilities

Facilities Count
1.3-m f/4.85 reflector + CCD 73
1.3-m f/4.9 reflector + CCD 6